Ishikawajima-Harima Jukogyo Kabushiki Kaisha

Tokushu Shunsetsu Kabushiki Kaisha

Ishikawajima-Harima Jukogyo Kaisha

Hikonori Ishii

Kenichi Ide

Satoru Kumabe

An apparatus for changing the rolls of a vertical rolling mill stand by moving each roll of a roll pair to the roll changing position transversely outwardly of the rolling position where the spacing between the rolls is maximum and then pulling upwardly the roll together with its upper and lower bearing boxes from a housing. The rolls may be changed even when a slab is passing.

Apparatus for changing rolls of vertical rolling mill stand

Disclosed is a rolling cut type double side shear wherein an upper side cutting blade and an upper scrap-cutting blade are driven by one crank shaft which has three eccentric sections, so as to increase the production efficiency and to make the shear simple in construction and compact in size.

Growing community of inventors

Yokohama, Japan

Hikonori Ishii